4814920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{353}}^1$

素因数の和:406

約数の個数: 64

約数和(自身を含む): 12234240

約数和(自身を除く): 7419320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 110, 124, 155, 220, 248, 310, 341, 353, 440, 620, 682, 706, 1240, 1364, 1412, 1705, 1765, 2728, 2824, 3410, 3530, 3883, 6820, 7060, 7766, 10943, 13640, 14120, 15532, 19415, 21886, 31064, 38830, 43772, 54715, 77660, 87544, 109430, 120373, 155320, 218860, 240746, 437720, 481492, 601865, 962984, 1203730, 2407460, 4814920]

約数ペア:

[(1, 4814920), (2, 2407460), (4, 1203730), (5, 962984), (8, 601865), (10, 481492), (11, 437720), (20, 240746), (22, 218860), (31, 155320), (40, 120373), (44, 109430), (55, 87544), (62, 77660), (88, 54715), (110, 43772), (124, 38830), (155, 31064), (220, 21886), (248, 19415), (310, 15532), (341, 14120), (353, 13640), (440, 10943), (620, 7766), (682, 7060), (706, 6820), (1240, 3883), (1364, 3530), (1412, 3410), (1705, 2824), (1765, 2728)]